Is Ceres gravity too high to allow a velocity-matched, orbit-following, sentinel "rock" to impact gracefully?

On Thursday, June 11, 2015 at 3:15:10 PM UTC+1, Sam Wormley wrote: Eventually I engaged, Gerald, trying to understand why he rants and what...

So Branson and Musk are competing with each other to go to space? Eesh! So the Limey and the Boer are going into space while Shuttleless NASA is cruising...

All planets possess a climate hence the only possible basis for climate research is finding common ground for comparisons between planets using traits common...

In a search for books on a completely different topic on the Internet Archive, I happened to come across, as one of my results, this...

Space Weather Message Code: ALTK08 Serial Number: 21 Issue Time: 2015 Jun 22 1858 UTC ALERT: Geomagnetic K-index of 8 Threshold Reached: 2015 Jun...

In terms of thew polar day/night cycle, the Northern and Southern polar surface points are reaching polar noon and polar midnight respectively. As our planet...

Narrow band H-a image of the Lagoon, shot from Las Campanas, Chile by the AP 12" F8 Astrograph, Howard Hedlund and Dave Jurasevich, processed by Dave. Image...

Saturn's Dark And Mysterious Outer Ring Is Even Bigger Than Expected ...

Monday, June 8th late afternoon: The sky's blue contrasted beautifully with the sunlit green of the Ponderosa Pine trees. If conditions held, the night...

The new ice age is upon us. This morning I got up and it was 52 outside. It's projected to be a high of 53 in the Motor City. A shocking experience for the...

Hi, I am Akash Metawala a new hire with the EDG group. I am interested in star and planet gazing and observing the night sky. I would be glad to know more...

http://nsidc.org/arcticseaicenews/ Since the March Equinox, almost 2,500,000 square km of Arctic sea ice has disappeared as the Arctic Ocean turns to face the...

Hello friends. Can you please give me an advice. What telescope is better to buy ( taking into account the quality) - Orion , Levenhuk or Celestron . Thanx for...

Space Weather Message Code: ALTK06 Serial Number: 342 Issue Time: 2015 Jun 08 0750 UTC ALERT: Geomagnetic K-index of 6 Threshold Reached: 2015 Jun...

Space Weather News for June 4, 2015 http://spaceweather.com Earth is entering a stream of debris from an unknown comet, and this is causing one of...

Dear sci.astro.amateur people, I hope this mail will find you are doing very well. Recently, I have written a paper. "Time at the Light...

Radio Meteor Observation Bulletin No. 262 of May 2015 (57 K) is available now as http://www.rmob.org/rmobtext/rmob1505.txt More information and the visual...

http://alt.conspiracy.narkive.com/LUy3QvxV/smithsonian-apologizes-unveils-statue-of-ed-conrad ============ FINALLY AN END TO THE "GAS HOUSE...

Look at this s--- photo of NEAF. This is all they can manage on their site, a 400 pixel image??? Storage is CHEAP, S&T. A lot of people have HD or better...